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| <div class="title">theta_sketch_impl.hpp</div> </div> |
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| <div class="contents"> |
| <div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div> |
| <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div> |
| <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div> |
| <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * distributed with this work for additional information</span></div> |
| <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div> |
| <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div> |
| <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * "License"); you may not use this file except in compliance</span></div> |
| <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * with the License. You may obtain a copy of the License at</span></div> |
| <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div> |
| <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> *</span></div> |
| <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div> |
| <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * software distributed under the License is distributed on an</span></div> |
| <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div> |
| <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * KIND, either express or implied. See the License for the</span></div> |
| <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> * specific language governing permissions and limitations</span></div> |
| <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * under the License.</span></div> |
| <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> */</span></div> |
| <div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div> |
| <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#ifndef THETA_SKETCH_IMPL_HPP_</span></div> |
| <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define THETA_SKETCH_IMPL_HPP_</span></div> |
| <div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div> |
| <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <sstream></span></div> |
| <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <vector></span></div> |
| <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <stdexcept></span></div> |
| <div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  </div> |
| <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "serde.hpp"</span></div> |
| <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "binomial_bounds.hpp"</span></div> |
| <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "theta_helpers.hpp"</span></div> |
| <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "count_zeros.hpp"</span></div> |
| <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "bit_packing.hpp"</span></div> |
| <div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div> |
| <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="keyword">namespace </span><a class="code" href="namespacedatasketches.html">datasketches</a> {</div> |
| <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  </div> |
| <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#ae95a04b1d7dccb3d9b3f3c3d087aa8e6"> 36</a></span> <span class="keywordtype">bool</span> <a class="code" href="classdatasketches_1_1base__theta__sketch__alloc.html#ae95a04b1d7dccb3d9b3f3c3d087aa8e6">base_theta_sketch_alloc<A>::is_estimation_mode</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  <span class="keywordflow">return</span> get_theta64() < <a class="code" href="namespacedatasketches_1_1theta__constants.html#ae3243c6bd90c8d8577c32b86100d97ad">theta_constants::MAX_THETA</a> && !is_empty();</div> |
| <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> }</div> |
| <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  </div> |
| <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#aa784d7f8ac02e9c4e26e7fe9f177a7aa"> 41</a></span> <span class="keywordtype">double</span> <a class="code" href="classdatasketches_1_1base__theta__sketch__alloc.html#aa784d7f8ac02e9c4e26e7fe9f177a7aa">base_theta_sketch_alloc<A>::get_theta</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(get_theta64()) /</div> |
| <div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(<a class="code" href="namespacedatasketches_1_1theta__constants.html#ae3243c6bd90c8d8577c32b86100d97ad">theta_constants::MAX_THETA</a>);</div> |
| <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> }</div> |
| <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  </div> |
| <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#a2afb71f2ef2d82290be4c8eafc08f2a2"> 47</a></span> <span class="keywordtype">double</span> <a class="code" href="classdatasketches_1_1base__theta__sketch__alloc.html#a2afb71f2ef2d82290be4c8eafc08f2a2">base_theta_sketch_alloc<A>::get_estimate</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">return</span> get_num_retained() / get_theta();</div> |
| <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> }</div> |
| <div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  </div> |
| <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#a2e5c990494331d901c3b38cd4eb316e6"> 52</a></span> <span class="keywordtype">double</span> <a class="code" href="classdatasketches_1_1base__theta__sketch__alloc.html#a2e5c990494331d901c3b38cd4eb316e6">base_theta_sketch_alloc<A>::get_lower_bound</a>(uint8_t num_std_devs)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keywordflow">if</span> (!is_estimation_mode()) <span class="keywordflow">return</span> get_num_retained();</div> |
| <div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">return</span> binomial_bounds::get_lower_bound(get_num_retained(), get_theta(), num_std_devs);</div> |
| <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> }</div> |
| <div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  </div> |
| <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#aa408e90fef0f988eca7d132875c7c7e1"> 58</a></span> <span class="keywordtype">double</span> <a class="code" href="classdatasketches_1_1base__theta__sketch__alloc.html#aa408e90fef0f988eca7d132875c7c7e1">base_theta_sketch_alloc<A>::get_upper_bound</a>(uint8_t num_std_devs)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">if</span> (!is_estimation_mode()) <span class="keywordflow">return</span> get_num_retained();</div> |
| <div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">return</span> binomial_bounds::get_upper_bound(get_num_retained(), get_theta(), num_std_devs);</div> |
| <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> }</div> |
| <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div> |
| <div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#a2afb71f2ef2d82290be4c8eafc08f2a2"> 63</a></span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#a60a5fe73c86554c313705666f8fb227a"> 64</a></span> string<A> <a class="code" href="classdatasketches_1_1base__theta__sketch__alloc.html#a60a5fe73c86554c313705666f8fb227a">base_theta_sketch_alloc<A>::to_string</a>(<span class="keywordtype">bool</span> print_details)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="comment">// Using a temporary stream for implementation here does not comply with AllocatorAwareContainer requirements.</span></div> |
| <div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="comment">// The stream does not support passing an allocator instance, and alternatives are complicated.</span></div> |
| <div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  std::ostringstream os;</div> |
| <div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  os << <span class="stringliteral">"### Theta sketch summary:"</span> << std::endl;</div> |
| <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  os << <span class="stringliteral">" num retained entries : "</span> << this->get_num_retained() << std::endl;</div> |
| <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  os << <span class="stringliteral">" seed hash : "</span> << this->get_seed_hash() << std::endl;</div> |
| <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  os << <span class="stringliteral">" empty? : "</span> << (this->is_empty() ? <span class="stringliteral">"true"</span> : <span class="stringliteral">"false"</span>) << std::endl;</div> |
| <div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#a2e5c990494331d901c3b38cd4eb316e6"> 72</a></span>  os << <span class="stringliteral">" ordered? : "</span> << (this->is_ordered() ? <span class="stringliteral">"true"</span> : <span class="stringliteral">"false"</span>) << std::endl;</div> |
| <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  os << <span class="stringliteral">" estimation mode? : "</span> << (this->is_estimation_mode() ? <span class="stringliteral">"true"</span> : <span class="stringliteral">"false"</span>) << std::endl;</div> |
| <div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  os << <span class="stringliteral">" theta (fraction) : "</span> << this->get_theta() << std::endl;</div> |
| <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  os << <span class="stringliteral">" theta (raw 64-bit) : "</span> << this->get_theta64() << std::endl;</div> |
| <div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  os << <span class="stringliteral">" estimate : "</span> << this->get_estimate() << std::endl;</div> |
| <div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  os << <span class="stringliteral">" lower bound 95% conf : "</span> << this->get_lower_bound(2) << std::endl;</div> |
| <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  os << <span class="stringliteral">" upper bound 95% conf : "</span> << this->get_upper_bound(2) << std::endl;</div> |
| <div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  print_specifics(os);</div> |
| <div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  os << <span class="stringliteral">"### End sketch summary"</span> << std::endl;</div> |
| <div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#aa408e90fef0f988eca7d132875c7c7e1"> 81</a></span>  <span class="keywordflow">if</span> (print_details) {</div> |
| <div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  print_items(os);</div> |
| <div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  }</div> |
| <div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">return</span> string<A>(os.str().c_str(), this->get_allocator());</div> |
| <div class="line"><a name="l00085"></a><span class="lineno"> 85</span> }</div> |
| <div class="line"><a name="l00086"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#ae95a04b1d7dccb3d9b3f3c3d087aa8e6"> 86</a></span>  </div> |
| <div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1theta__sketch__alloc.html">theta_sketch_alloc<A>::print_items</a>(std::ostringstream& os)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  os << <span class="stringliteral">"### Retained entries"</span> << std::endl;</div> |
| <div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& hash: *<span class="keyword">this</span>) {</div> |
| <div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#aa784d7f8ac02e9c4e26e7fe9f177a7aa"> 91</a></span>  os << hash << std::endl;</div> |
| <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  }</div> |
| <div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  os << <span class="stringliteral">"### End retained entries"</span> << std::endl;</div> |
| <div class="line"><a name="l00094"></a><span class="lineno"> 94</span> }</div> |
| <div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  </div> |
| <div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div> |
| <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment">// update sketch</span></div> |
| <div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div> |
| <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html#af865582cdd7f9938251ecb41518ecb99">update_theta_sketch_alloc<A>::update_theta_sketch_alloc</a>(uint8_t lg_cur_size, uint8_t lg_nom_size, resize_factor rf,</div> |
| <div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordtype">float</span> p, uint64_t theta, uint64_t seed, <span class="keyword">const</span> A& allocator):</div> |
| <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> table_(lg_cur_size, lg_nom_size, rf, p, theta, seed, allocator)</div> |
| <div class="line"><a name="l00103"></a><span class="lineno"> 103</span> {}</div> |
| <div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div> |
| <div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a9d85cf47c4ecd0580ec623c42006dd1b"> 106</a></span> A <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::get_allocator</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">return</span> table_.allocator_;</div> |
| <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> }</div> |
| <div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  </div> |
| <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a5a2b7a58dc85678d08752945ff655362"> 111</a></span> <span class="keywordtype">bool</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::is_empty</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordflow">return</span> table_.is_empty_;</div> |
| <div class="line"><a name="l00113"></a><span class="lineno"> 113</span> }</div> |
| <div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  </div> |
| <div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00116"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a5f5b393314c0c1819f79b73232a506e8"> 116</a></span> <span class="keywordtype">bool</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::is_ordered</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">return</span> table_.num_entries_ > 1 ? false : <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="classdatasketches_1_1base__theta__sketch__alloc.html#a60a5fe73c86554c313705666f8fb227a"> 118</a></span> }</div> |
| <div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  </div> |
| <div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00121"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a2b072fe55377eb51a6ee477827fc3b95"> 121</a></span> uint64_t <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::get_theta64</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordflow">return</span> is_empty() ? theta_constants::MAX_THETA : table_.theta_;</div> |
| <div class="line"><a name="l00123"></a><span class="lineno"> 123</span> }</div> |
| <div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  </div> |
| <div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a31fa76458d81a17dbebfcb828e531f14"> 126</a></span> uint32_t <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::get_num_retained</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <span class="keywordflow">return</span> table_.num_entries_;</div> |
| <div class="line"><a name="l00128"></a><span class="lineno"> 128</span> }</div> |
| <div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div> |
| <div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00131"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a6f69b50bc13da11d255d0e583e2376ba"> 131</a></span> uint16_t <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::get_seed_hash</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">return</span> compute_seed_hash(table_.seed_);</div> |
| <div class="line"><a name="l00133"></a><span class="lineno"> 133</span> }</div> |
| <div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  </div> |
| <div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00136"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a8f8b2691781d682411a6de23996a8be2"> 136</a></span> uint8_t <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::get_lg_k</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordflow">return</span> table_.lg_nom_size_;</div> |
| <div class="line"><a name="l00138"></a><span class="lineno"> 138</span> }</div> |
| <div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  </div> |
| <div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00141"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a36c928e86272441d56f794cc596fd598"> 141</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::get_rf</a>() const -> resize_factor {</div> |
| <div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">return</span> table_.rf_;</div> |
| <div class="line"><a name="l00143"></a><span class="lineno"> 143</span> }</div> |
| <div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  </div> |
| <div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a5b93b5a6538ec1469b935b7d7d7bb283"> 146</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(uint64_t value) {</div> |
| <div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  update(&value, <span class="keyword">sizeof</span>(value));</div> |
| <div class="line"><a name="l00148"></a><span class="lineno"> 148</span> }</div> |
| <div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  </div> |
| <div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00151"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a564bbb006542c4aabc7224cab656a19c"> 151</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(int64_t value) {</div> |
| <div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  update(&value, <span class="keyword">sizeof</span>(value));</div> |
| <div class="line"><a name="l00153"></a><span class="lineno"> 153</span> }</div> |
| <div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  </div> |
| <div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00156"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#ab2369f0601666529b55d360fb446ae26"> 156</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(uint32_t value) {</div> |
| <div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  update(<span class="keyword">static_cast<</span>int32_t<span class="keyword">></span>(value));</div> |
| <div class="line"><a name="l00158"></a><span class="lineno"> 158</span> }</div> |
| <div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  </div> |
| <div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#ac54bdfccda98627655515ebf1af3c3d1"> 161</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(int32_t value) {</div> |
| <div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  update(<span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(value));</div> |
| <div class="line"><a name="l00163"></a><span class="lineno"> 163</span> }</div> |
| <div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  </div> |
| <div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#af827db22dd732a88c95e6360694074a8"> 166</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(uint16_t value) {</div> |
| <div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  update(<span class="keyword">static_cast<</span>int16_t<span class="keyword">></span>(value));</div> |
| <div class="line"><a name="l00168"></a><span class="lineno"> 168</span> }</div> |
| <div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  </div> |
| <div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00171"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a0708ab5df4e334c94e2a732aa3af3c22"> 171</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(int16_t value) {</div> |
| <div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  update(<span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(value));</div> |
| <div class="line"><a name="l00173"></a><span class="lineno"> 173</span> }</div> |
| <div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  </div> |
| <div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00176"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#af7a5abc1ee9ff44b2801ea7fe62121f8"> 176</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(uint8_t value) {</div> |
| <div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  update(<span class="keyword">static_cast<</span>int8_t<span class="keyword">></span>(value));</div> |
| <div class="line"><a name="l00178"></a><span class="lineno"> 178</span> }</div> |
| <div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  </div> |
| <div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#aee10d3fc511a791148f520a0a23c813a"> 181</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(int8_t value) {</div> |
| <div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  update(<span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(value));</div> |
| <div class="line"><a name="l00183"></a><span class="lineno"> 183</span> }</div> |
| <div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  </div> |
| <div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00186"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a636ac10cf089a9ab3ea89ae51377da9d"> 186</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(<span class="keywordtype">double</span> value) {</div> |
| <div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  update(canonical_double(value));</div> |
| <div class="line"><a name="l00188"></a><span class="lineno"> 188</span> }</div> |
| <div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  </div> |
| <div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00191"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a84fc45726550c65b8b21fae8bf572014"> 191</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(<span class="keywordtype">float</span> value) {</div> |
| <div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  update(<span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(value));</div> |
| <div class="line"><a name="l00193"></a><span class="lineno"> 193</span> }</div> |
| <div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  </div> |
| <div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00196"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a58c0f2372495a3163616cb0f539395ea"> 196</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(<span class="keyword">const</span> std::string& value) {</div> |
| <div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">if</span> (value.empty()) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  update(value.c_str(), value.length());</div> |
| <div class="line"><a name="l00199"></a><span class="lineno"> 199</span> }</div> |
| <div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  </div> |
| <div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00202"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#ad8fac6d18fddf22f2c432de58befe377"> 202</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::update</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* data, <span class="keywordtype">size_t</span> length) {</div> |
| <div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keyword">const</span> uint64_t hash = table_.hash_and_screen(data, length);</div> |
| <div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">if</span> (hash == 0) <span class="keywordflow">return</span>;</div> |
| <div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keyword">auto</span> result = table_.find(hash);</div> |
| <div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordflow">if</span> (!result.second) {</div> |
| <div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  table_.insert(result.first, hash);</div> |
| <div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  }</div> |
| <div class="line"><a name="l00209"></a><span class="lineno"> 209</span> }</div> |
| <div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  </div> |
| <div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00212"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a268ae12a22c9f97b84833e4c39fb2278"> 212</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::trim</a>() {</div> |
| <div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  table_.<a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html#a268ae12a22c9f97b84833e4c39fb2278">trim</a>();</div> |
| <div class="line"><a name="l00214"></a><span class="lineno"> 214</span> }</div> |
| <div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  </div> |
| <div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00217"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#ad20897c5c8bd47f5d4005989bead0e55"> 217</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::reset</a>() {</div> |
| <div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  table_.<a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html#ad20897c5c8bd47f5d4005989bead0e55">reset</a>();</div> |
| <div class="line"><a name="l00219"></a><span class="lineno"> 219</span> }</div> |
| <div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  </div> |
| <div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00222"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#ad950587c89b4306f927b08b5e5cb7e89"> 222</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::begin</a>() -> iterator {</div> |
| <div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">return</span> iterator(table_.entries_, 1 << table_.lg_cur_size_, 0);</div> |
| <div class="line"><a name="l00224"></a><span class="lineno"> 224</span> }</div> |
| <div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  </div> |
| <div class="line"><a name="l00226"></a><span class="lineno"> 226</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00227"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#a7727305d5e1ec66a181e22c43af9a581"> 227</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::end</a>() -> iterator {</div> |
| <div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">return</span> iterator(<span class="keyword">nullptr</span>, 0, 1 << table_.lg_cur_size_);</div> |
| <div class="line"><a name="l00229"></a><span class="lineno"> 229</span> }</div> |
| <div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  </div> |
| <div class="line"><a name="l00231"></a><span class="lineno"> 231</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00232"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#ad5c959a538216a09ab28c5283585956c"> 232</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::begin</a>() const -> const_iterator {</div> |
| <div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">return</span> const_iterator(table_.entries_, 1 << table_.lg_cur_size_, 0);</div> |
| <div class="line"><a name="l00234"></a><span class="lineno"> 234</span> }</div> |
| <div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  </div> |
| <div class="line"><a name="l00236"></a><span class="lineno"> 236</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00237"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#ae11e60e117300685401961e36f196f7a"> 237</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::end</a>() const -> const_iterator {</div> |
| <div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">return</span> const_iterator(<span class="keyword">nullptr</span>, 0, 1 << table_.lg_cur_size_);</div> |
| <div class="line"><a name="l00239"></a><span class="lineno"> 239</span> }</div> |
| <div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  </div> |
| <div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00242"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc.html#af2a874b603390c143ecd4e6814ecbe3b"> 242</a></span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html">compact_theta_sketch_alloc<A></a> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::compact</a>(<span class="keywordtype">bool</span> ordered)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">return</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html">compact_theta_sketch_alloc<A></a>(*<span class="keyword">this</span>, ordered);</div> |
| <div class="line"><a name="l00244"></a><span class="lineno"> 244</span> }</div> |
| <div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  </div> |
| <div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::print_specifics</a>(std::ostringstream& os)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  os << <span class="stringliteral">" lg nominal size : "</span> << <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(table_.lg_nom_size_) << std::endl;</div> |
| <div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  os << <span class="stringliteral">" lg current size : "</span> << <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(table_.lg_cur_size_) << std::endl;</div> |
| <div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  os << <span class="stringliteral">" resize factor : "</span> << (1 << table_.rf_) << std::endl;</div> |
| <div class="line"><a name="l00251"></a><span class="lineno"> 251</span> }</div> |
| <div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  </div> |
| <div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="comment">// builder</span></div> |
| <div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  </div> |
| <div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00256"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc_1_1builder.html#acb9ce8d7607c97e6bf7dfa2df52926dc"> 256</a></span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A>::builder::builder</a>(<span class="keyword">const</span> A& allocator): <a class="code" href="classdatasketches_1_1theta__base__builder.html">theta_base_builder</a><<a class="code" href="classdatasketches_1_1update__theta__sketch__alloc_1_1builder.html">builder</a>, A>(allocator) {}</div> |
| <div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  </div> |
| <div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00259"></a><span class="lineno"><a class="line" href="classdatasketches_1_1update__theta__sketch__alloc_1_1builder.html#af9a3043edefda59a1b97e7299506a494"> 259</a></span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html">update_theta_sketch_alloc<A></a> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc_1_1builder.html#af9a3043edefda59a1b97e7299506a494">update_theta_sketch_alloc<A>::builder::build</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">return</span> <a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html#af865582cdd7f9938251ecb41518ecb99">update_theta_sketch_alloc</a>(this->starting_lg_size(), this->lg_k_, this->rf_, this->p_, this->starting_theta(), this->seed_, this->allocator_);</div> |
| <div class="line"><a name="l00261"></a><span class="lineno"> 261</span> }</div> |
| <div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  </div> |
| <div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="comment">// compact sketch</span></div> |
| <div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  </div> |
| <div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="keyword">template</span><<span class="keyword">typename</span> Other></div> |
| <div class="line"><a name="l00267"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a0eaea2a9894acb7b92f5c3f3224c618c"> 267</a></span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a0eaea2a9894acb7b92f5c3f3224c618c">compact_theta_sketch_alloc<A>::compact_theta_sketch_alloc</a>(<span class="keyword">const</span> Other& other, <span class="keywordtype">bool</span> ordered):</div> |
| <div class="line"><a name="l00268"></a><span class="lineno"> 268</span> is_empty_(other.<a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html#a5a2b7a58dc85678d08752945ff655362">is_empty</a>()),</div> |
| <div class="line"><a name="l00269"></a><span class="lineno"> 269</span> is_ordered_(other.<a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html#a5f5b393314c0c1819f79b73232a506e8">is_ordered</a>() || ordered),</div> |
| <div class="line"><a name="l00270"></a><span class="lineno"> 270</span> seed_hash_(other.<a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html#a6f69b50bc13da11d255d0e583e2376ba">get_seed_hash</a>()),</div> |
| <div class="line"><a name="l00271"></a><span class="lineno"> 271</span> theta_(other.<a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html#a2b072fe55377eb51a6ee477827fc3b95">get_theta64</a>()),</div> |
| <div class="line"><a name="l00272"></a><span class="lineno"> 272</span> entries_(other.<a class="code" href="classdatasketches_1_1update__theta__sketch__alloc.html#a9d85cf47c4ecd0580ec623c42006dd1b">get_allocator</a>())</div> |
| <div class="line"><a name="l00273"></a><span class="lineno"> 273</span> {</div> |
| <div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">if</span> (!other.is_empty()) {</div> |
| <div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  entries_.reserve(other.get_num_retained());</div> |
| <div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  std::copy(other.begin(), other.end(), std::back_inserter(entries_));</div> |
| <div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">if</span> (ordered && !other.is_ordered()) std::sort(entries_.begin(), entries_.end());</div> |
| <div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  }</div> |
| <div class="line"><a name="l00279"></a><span class="lineno"> 279</span> }</div> |
| <div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  </div> |
| <div class="line"><a name="l00281"></a><span class="lineno"> 281</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a0eaea2a9894acb7b92f5c3f3224c618c">compact_theta_sketch_alloc<A>::compact_theta_sketch_alloc</a>(<span class="keywordtype">bool</span> is_empty, <span class="keywordtype">bool</span> is_ordered, uint16_t seed_hash, uint64_t theta,</div> |
| <div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  std::vector<uint64_t, A>&& entries):</div> |
| <div class="line"><a name="l00284"></a><span class="lineno"> 284</span> is_empty_(is_empty),</div> |
| <div class="line"><a name="l00285"></a><span class="lineno"> 285</span> is_ordered_(is_ordered || (entries.size() <= 1ULL)),</div> |
| <div class="line"><a name="l00286"></a><span class="lineno"> 286</span> seed_hash_(seed_hash),</div> |
| <div class="line"><a name="l00287"></a><span class="lineno"> 287</span> theta_(theta),</div> |
| <div class="line"><a name="l00288"></a><span class="lineno"> 288</span> entries_(std::move(entries))</div> |
| <div class="line"><a name="l00289"></a><span class="lineno"> 289</span> {}</div> |
| <div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  </div> |
| <div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00292"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a9d85cf47c4ecd0580ec623c42006dd1b"> 292</a></span> A <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a9d85cf47c4ecd0580ec623c42006dd1b">compact_theta_sketch_alloc<A>::get_allocator</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">return</span> entries_.get_allocator();</div> |
| <div class="line"><a name="l00294"></a><span class="lineno"> 294</span> }</div> |
| <div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  </div> |
| <div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00297"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a5a2b7a58dc85678d08752945ff655362"> 297</a></span> <span class="keywordtype">bool</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a5a2b7a58dc85678d08752945ff655362">compact_theta_sketch_alloc<A>::is_empty</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordflow">return</span> is_empty_;</div> |
| <div class="line"><a name="l00299"></a><span class="lineno"> 299</span> }</div> |
| <div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  </div> |
| <div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00302"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a5f5b393314c0c1819f79b73232a506e8"> 302</a></span> <span class="keywordtype">bool</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a5f5b393314c0c1819f79b73232a506e8">compact_theta_sketch_alloc<A>::is_ordered</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordflow">return</span> is_ordered_;</div> |
| <div class="line"><a name="l00304"></a><span class="lineno"> 304</span> }</div> |
| <div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  </div> |
| <div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00307"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a2b072fe55377eb51a6ee477827fc3b95"> 307</a></span> uint64_t <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a2b072fe55377eb51a6ee477827fc3b95">compact_theta_sketch_alloc<A>::get_theta64</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">return</span> theta_;</div> |
| <div class="line"><a name="l00309"></a><span class="lineno"> 309</span> }</div> |
| <div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  </div> |
| <div class="line"><a name="l00311"></a><span class="lineno"> 311</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00312"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a31fa76458d81a17dbebfcb828e531f14"> 312</a></span> uint32_t <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a31fa76458d81a17dbebfcb828e531f14">compact_theta_sketch_alloc<A>::get_num_retained</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size());</div> |
| <div class="line"><a name="l00314"></a><span class="lineno"> 314</span> }</div> |
| <div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  </div> |
| <div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00317"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a6f69b50bc13da11d255d0e583e2376ba"> 317</a></span> uint16_t <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a6f69b50bc13da11d255d0e583e2376ba">compact_theta_sketch_alloc<A>::get_seed_hash</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">return</span> seed_hash_;</div> |
| <div class="line"><a name="l00319"></a><span class="lineno"> 319</span> }</div> |
| <div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  </div> |
| <div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00322"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#ad950587c89b4306f927b08b5e5cb7e89"> 322</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#ad950587c89b4306f927b08b5e5cb7e89">compact_theta_sketch_alloc<A>::begin</a>() -> iterator {</div> |
| <div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordflow">return</span> iterator(entries_.data(), <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size()), 0);</div> |
| <div class="line"><a name="l00324"></a><span class="lineno"> 324</span> }</div> |
| <div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  </div> |
| <div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00327"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a7727305d5e1ec66a181e22c43af9a581"> 327</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a7727305d5e1ec66a181e22c43af9a581">compact_theta_sketch_alloc<A>::end</a>() -> iterator {</div> |
| <div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="keywordflow">return</span> iterator(<span class="keyword">nullptr</span>, 0, <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size()));</div> |
| <div class="line"><a name="l00329"></a><span class="lineno"> 329</span> }</div> |
| <div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  </div> |
| <div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00332"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#ad5c959a538216a09ab28c5283585956c"> 332</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#ad950587c89b4306f927b08b5e5cb7e89">compact_theta_sketch_alloc<A>::begin</a>() const -> const_iterator {</div> |
| <div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordflow">return</span> const_iterator(entries_.data(), <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size()), 0);</div> |
| <div class="line"><a name="l00334"></a><span class="lineno"> 334</span> }</div> |
| <div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  </div> |
| <div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00337"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#ae11e60e117300685401961e36f196f7a"> 337</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a7727305d5e1ec66a181e22c43af9a581">compact_theta_sketch_alloc<A>::end</a>() const -> const_iterator {</div> |
| <div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordflow">return</span> const_iterator(<span class="keyword">nullptr</span>, 0, <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size()));</div> |
| <div class="line"><a name="l00339"></a><span class="lineno"> 339</span> }</div> |
| <div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  </div> |
| <div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html">compact_theta_sketch_alloc<A>::print_specifics</a>(std::ostringstream&)<span class="keyword"> const </span>{}</div> |
| <div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  </div> |
| <div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00345"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a1bcdd98ee6e6eb9b501b8dc5de5e8924"> 345</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a1bcdd98ee6e6eb9b501b8dc5de5e8924">compact_theta_sketch_alloc<A>::serialize</a>(std::ostream& os)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keyword">const</span> uint8_t preamble_longs = this->is_estimation_mode() ? 3 : this->is_empty() || entries_.size() == 1 ? 1 : 2;</div> |
| <div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  write(os, preamble_longs);</div> |
| <div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  write(os, UNCOMPRESSED_SERIAL_VERSION);</div> |
| <div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  write(os, SKETCH_TYPE);</div> |
| <div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  write<uint16_t>(os, 0); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keyword">const</span> uint8_t flags_byte(</div> |
| <div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  (1 << flags::IS_COMPACT) |</div> |
| <div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  (1 << flags::IS_READ_ONLY) |</div> |
| <div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  (this->is_empty() ? 1 << flags::IS_EMPTY : 0) |</div> |
| <div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  (this->is_ordered() ? 1 << flags::IS_ORDERED : 0)</div> |
| <div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  );</div> |
| <div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  write(os, flags_byte);</div> |
| <div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  write(os, get_seed_hash());</div> |
| <div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordflow">if</span> (preamble_longs > 1) {</div> |
| <div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  write(os, <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size()));</div> |
| <div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  write<uint32_t>(os, 0); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  }</div> |
| <div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keywordflow">if</span> (this->is_estimation_mode()) write(os, this->theta_);</div> |
| <div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keywordflow">if</span> (entries_.size() > 0) write(os, entries_.data(), entries_.size() * <span class="keyword">sizeof</span>(uint64_t));</div> |
| <div class="line"><a name="l00365"></a><span class="lineno"> 365</span> }</div> |
| <div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  </div> |
| <div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00368"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a1c7a57911806d47ee3cebe9fad59f836"> 368</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a1bcdd98ee6e6eb9b501b8dc5de5e8924">compact_theta_sketch_alloc<A>::serialize</a>(<span class="keywordtype">unsigned</span> header_size_bytes) <span class="keyword">const</span> -> vector_bytes {</div> |
| <div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keyword">const</span> uint8_t preamble_longs = this->is_estimation_mode() ? 3 : this->is_empty() || entries_.size() == 1 ? 1 : 2;</div> |
| <div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> size = header_size_bytes + <span class="keyword">sizeof</span>(uint64_t) * preamble_longs</div> |
| <div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  + <span class="keyword">sizeof</span>(uint64_t) * entries_.size();</div> |
| <div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  vector_bytes bytes(size, 0, entries_.get_allocator());</div> |
| <div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  uint8_t* ptr = bytes.data() + header_size_bytes;</div> |
| <div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  </div> |
| <div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  *ptr++ = preamble_longs;</div> |
| <div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  *ptr++ = UNCOMPRESSED_SERIAL_VERSION;</div> |
| <div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  *ptr++ = SKETCH_TYPE;</div> |
| <div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  ptr += <span class="keyword">sizeof</span>(uint16_t); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keyword">const</span> uint8_t flags_byte(</div> |
| <div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  (1 << flags::IS_COMPACT) |</div> |
| <div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  (1 << flags::IS_READ_ONLY) |</div> |
| <div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  (this->is_empty() ? 1 << flags::IS_EMPTY : 0) |</div> |
| <div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  (this->is_ordered() ? 1 << flags::IS_ORDERED : 0)</div> |
| <div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  );</div> |
| <div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  *ptr++ = flags_byte;</div> |
| <div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  ptr += copy_to_mem(get_seed_hash(), ptr);</div> |
| <div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">if</span> (preamble_longs > 1) {</div> |
| <div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  ptr += copy_to_mem(<span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size()), ptr);</div> |
| <div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  ptr += <span class="keyword">sizeof</span>(uint32_t); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  }</div> |
| <div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">if</span> (this->is_estimation_mode()) ptr += copy_to_mem(theta_, ptr);</div> |
| <div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="keywordflow">if</span> (entries_.size() > 0) ptr += copy_to_mem(entries_.data(), ptr, entries_.size() * <span class="keyword">sizeof</span>(uint64_t));</div> |
| <div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keywordflow">return</span> bytes;</div> |
| <div class="line"><a name="l00394"></a><span class="lineno"> 394</span> }</div> |
| <div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  </div> |
| <div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="keywordtype">bool</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html">compact_theta_sketch_alloc<A>::is_suitable_for_compression</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keywordflow">if</span> (!this->is_ordered() || entries_.size() == 0 ||</div> |
| <div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  (entries_.size() == 1 && !this->is_estimation_mode())) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div> |
| <div class="line"><a name="l00401"></a><span class="lineno"> 401</span> }</div> |
| <div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  </div> |
| <div class="line"><a name="l00403"></a><span class="lineno"> 403</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00404"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#ad340191a312ae81cd5aa18e4e0145460"> 404</a></span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#ad340191a312ae81cd5aa18e4e0145460">compact_theta_sketch_alloc<A>::serialize_compressed</a>(std::ostream& os)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordflow">if</span> (is_suitable_for_compression()) <span class="keywordflow">return</span> serialize_version_4(os);</div> |
| <div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">return</span> serialize(os);</div> |
| <div class="line"><a name="l00407"></a><span class="lineno"> 407</span> }</div> |
| <div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  </div> |
| <div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00410"></a><span class="lineno"><a class="line" href="classdatasketches_1_1compact__theta__sketch__alloc.html#af3f9c5afb4b31aa40bf248cc96ff5daf"> 410</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#ad340191a312ae81cd5aa18e4e0145460">compact_theta_sketch_alloc<A>::serialize_compressed</a>(<span class="keywordtype">unsigned</span> header_size_bytes) <span class="keyword">const</span> -> vector_bytes {</div> |
| <div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keywordflow">if</span> (is_suitable_for_compression()) <span class="keywordflow">return</span> serialize_version_4(header_size_bytes);</div> |
| <div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">return</span> serialize(header_size_bytes);</div> |
| <div class="line"><a name="l00413"></a><span class="lineno"> 413</span> }</div> |
| <div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  </div> |
| <div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00416"></a><span class="lineno"> 416</span> uint8_t <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html">compact_theta_sketch_alloc<A>::compute_min_leading_zeros</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="comment">// compression is based on leading zeros in deltas between ordered hash values</span></div> |
| <div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="comment">// assumes ordered sketch</span></div> |
| <div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  uint64_t previous = 0;</div> |
| <div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  uint64_t ored = 0;</div> |
| <div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> uint64_t entry: entries_) {</div> |
| <div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keyword">const</span> uint64_t delta = entry - previous;</div> |
| <div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  ored |= delta;</div> |
| <div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  previous = entry;</div> |
| <div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  }</div> |
| <div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordflow">return</span> count_leading_zeros_in_u64(ored);</div> |
| <div class="line"><a name="l00427"></a><span class="lineno"> 427</span> }</div> |
| <div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  </div> |
| <div class="line"><a name="l00429"></a><span class="lineno"> 429</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00430"></a><span class="lineno"> 430</span> <span class="keywordtype">void</span> compact_theta_sketch_alloc<A>::serialize_version_4(std::ostream& os)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keyword">const</span> uint8_t preamble_longs = this->is_estimation_mode() ? 2 : 1;</div> |
| <div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keyword">const</span> uint8_t entry_bits = 64 - compute_min_leading_zeros();</div> |
| <div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  </div> |
| <div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="comment">// store num_entries as whole bytes since whole-byte blocks will follow (most probably)</span></div> |
| <div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keyword">const</span> uint8_t num_entries_bytes = whole_bytes_to_hold_bits<uint8_t>(32 - count_leading_zeros_in_u32(<span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size())));</div> |
| <div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  </div> |
| <div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  write(os, preamble_longs);</div> |
| <div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  write(os, COMPRESSED_SERIAL_VERSION);</div> |
| <div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  write(os, SKETCH_TYPE);</div> |
| <div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  write(os, entry_bits);</div> |
| <div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  write(os, num_entries_bytes);</div> |
| <div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keyword">const</span> uint8_t flags_byte(</div> |
| <div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  (1 << flags::IS_COMPACT) |</div> |
| <div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  (1 << flags::IS_READ_ONLY) |</div> |
| <div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  (1 << flags::IS_ORDERED)</div> |
| <div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  );</div> |
| <div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  write(os, flags_byte);</div> |
| <div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  write(os, get_seed_hash());</div> |
| <div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordflow">if</span> (this->is_estimation_mode()) write(os, this->theta_);</div> |
| <div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  uint32_t num_entries = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size());</div> |
| <div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < num_entries_bytes; ++i) {</div> |
| <div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  write<uint8_t>(os, num_entries & 0xff);</div> |
| <div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  num_entries >>= 8;</div> |
| <div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  }</div> |
| <div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  </div> |
| <div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  uint64_t previous = 0;</div> |
| <div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  uint64_t deltas[8];</div> |
| <div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  vector_bytes buffer(entry_bits, 0, entries_.get_allocator()); <span class="comment">// block of 8 entries takes entry_bits bytes</span></div> |
| <div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  </div> |
| <div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="comment">// pack blocks of 8 deltas</span></div> |
| <div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordtype">unsigned</span> i;</div> |
| <div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="keywordflow">for</span> (i = 0; i + 7 < entries_.size(); i += 8) {</div> |
| <div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j < 8; ++j) {</div> |
| <div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  deltas[j] = entries_[i + j] - previous;</div> |
| <div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  previous = entries_[i + j];</div> |
| <div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  }</div> |
| <div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  pack_bits_block8(deltas, buffer.data(), entry_bits);</div> |
| <div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  write(os, buffer.data(), buffer.size());</div> |
| <div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  }</div> |
| <div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  </div> |
| <div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="comment">// pack extra deltas if fewer than 8 of them left</span></div> |
| <div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keywordflow">if</span> (i < entries_.size()) {</div> |
| <div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  uint8_t offset = 0;</div> |
| <div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  uint8_t* ptr = buffer.data();</div> |
| <div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">for</span> (; i < entries_.size(); ++i) {</div> |
| <div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <span class="keyword">const</span> uint64_t delta = entries_[i] - previous;</div> |
| <div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  previous = entries_[i];</div> |
| <div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  offset = pack_bits(delta, entry_bits, ptr, offset);</div> |
| <div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  }</div> |
| <div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  write(os, buffer.data(), ptr - buffer.data());</div> |
| <div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  }</div> |
| <div class="line"><a name="l00482"></a><span class="lineno"> 482</span> }</div> |
| <div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  </div> |
| <div class="line"><a name="l00484"></a><span class="lineno"> 484</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00485"></a><span class="lineno"> 485</span> <span class="keyword">auto</span> compact_theta_sketch_alloc<A>::serialize_version_4(<span class="keywordtype">unsigned</span> header_size_bytes) <span class="keyword">const</span> -> vector_bytes {</div> |
| <div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="keyword">const</span> uint8_t preamble_longs = this->is_estimation_mode() ? 2 : 1;</div> |
| <div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="keyword">const</span> uint8_t entry_bits = 64 - compute_min_leading_zeros();</div> |
| <div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> compressed_bits = entry_bits * entries_.size();</div> |
| <div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  </div> |
| <div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="comment">// store num_entries as whole bytes since whole-byte blocks will follow (most probably)</span></div> |
| <div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keyword">const</span> uint8_t num_entries_bytes = whole_bytes_to_hold_bits<uint8_t>(32 - count_leading_zeros_in_u32(<span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size())));</div> |
| <div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  </div> |
| <div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> size = header_size_bytes + <span class="keyword">sizeof</span>(uint64_t) * preamble_longs + num_entries_bytes</div> |
| <div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  + whole_bytes_to_hold_bits(compressed_bits);</div> |
| <div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  vector_bytes bytes(size, 0, entries_.get_allocator());</div> |
| <div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  uint8_t* ptr = bytes.data() + header_size_bytes;</div> |
| <div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  </div> |
| <div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  *ptr++ = preamble_longs;</div> |
| <div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  *ptr++ = COMPRESSED_SERIAL_VERSION;</div> |
| <div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  *ptr++ = SKETCH_TYPE;</div> |
| <div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  *ptr++ = entry_bits;</div> |
| <div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  *ptr++ = num_entries_bytes;</div> |
| <div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="keyword">const</span> uint8_t flags_byte(</div> |
| <div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  (1 << flags::IS_COMPACT) |</div> |
| <div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  (1 << flags::IS_READ_ONLY) |</div> |
| <div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  (1 << flags::IS_ORDERED)</div> |
| <div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  );</div> |
| <div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  *ptr++ = flags_byte;</div> |
| <div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  ptr += copy_to_mem(get_seed_hash(), ptr);</div> |
| <div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keywordflow">if</span> (this->is_estimation_mode()) {</div> |
| <div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  ptr += copy_to_mem(theta_, ptr);</div> |
| <div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  }</div> |
| <div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  uint32_t num_entries = <span class="keyword">static_cast<</span>uint32_t<span class="keyword">></span>(entries_.size());</div> |
| <div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < num_entries_bytes; ++i) {</div> |
| <div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  *ptr++ = num_entries & 0xff;</div> |
| <div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  num_entries >>= 8;</div> |
| <div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  }</div> |
| <div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  </div> |
| <div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  uint64_t previous = 0;</div> |
| <div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  uint64_t deltas[8];</div> |
| <div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  </div> |
| <div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="comment">// pack blocks of 8 deltas</span></div> |
| <div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordtype">unsigned</span> i;</div> |
| <div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <span class="keywordflow">for</span> (i = 0; i + 7 < entries_.size(); i += 8) {</div> |
| <div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j < 8; ++j) {</div> |
| <div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  deltas[j] = entries_[i + j] - previous;</div> |
| <div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  previous = entries_[i + j];</div> |
| <div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  }</div> |
| <div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  pack_bits_block8(deltas, ptr, entry_bits);</div> |
| <div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  ptr += entry_bits;</div> |
| <div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  }</div> |
| <div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  </div> |
| <div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <span class="comment">// pack extra deltas if fewer than 8 of them left</span></div> |
| <div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  uint8_t offset = 0;</div> |
| <div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <span class="keywordflow">for</span> (; i < entries_.size(); ++i) {</div> |
| <div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <span class="keyword">const</span> uint64_t delta = entries_[i] - previous;</div> |
| <div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  previous = entries_[i];</div> |
| <div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  offset = pack_bits(delta, entry_bits, ptr, offset);</div> |
| <div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  }</div> |
| <div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="keywordflow">return</span> bytes;</div> |
| <div class="line"><a name="l00541"></a><span class="lineno"> 541</span> }</div> |
| <div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  </div> |
| <div class="line"><a name="l00543"></a><span class="lineno"> 543</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00544"></a><span class="lineno"> 544</span> compact_theta_sketch_alloc<A> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a8fd020f8f0f495f6adee994e872b9883">compact_theta_sketch_alloc<A>::deserialize</a>(std::istream& is, uint64_t seed, <span class="keyword">const</span> A& allocator) {</div> |
| <div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="keyword">const</span> <span class="keyword">auto</span> preamble_longs = read<uint8_t>(is);</div> |
| <div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <span class="keyword">const</span> <span class="keyword">auto</span> serial_version = read<uint8_t>(is);</div> |
| <div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="keyword">const</span> <span class="keyword">auto</span> type = read<uint8_t>(is);</div> |
| <div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  checker<true>::check_sketch_type(type, SKETCH_TYPE);</div> |
| <div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  <span class="keywordflow">switch</span> (serial_version) {</div> |
| <div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="keywordflow">case</span> 4:</div> |
| <div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  <span class="keywordflow">return</span> deserialize_v4(preamble_longs, is, seed, allocator);</div> |
| <div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="keywordflow">case</span> 3:</div> |
| <div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="keywordflow">return</span> deserialize_v3(preamble_longs, is, seed, allocator);</div> |
| <div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  <span class="keywordflow">case</span> 1:</div> |
| <div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="keywordflow">return</span> deserialize_v1(preamble_longs, is, seed, allocator);</div> |
| <div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="keywordflow">case</span> 2:</div> |
| <div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordflow">return</span> deserialize_v2(preamble_longs, is, seed, allocator);</div> |
| <div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <span class="keywordflow">default</span>:</div> |
| <div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  <span class="keywordflow">throw</span> std::invalid_argument(<span class="stringliteral">"unexpected sketch serialization version "</span> + std::to_string(serial_version));</div> |
| <div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  }</div> |
| <div class="line"><a name="l00561"></a><span class="lineno"> 561</span> }</div> |
| <div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  </div> |
| <div class="line"><a name="l00563"></a><span class="lineno"> 563</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00564"></a><span class="lineno"> 564</span> compact_theta_sketch_alloc<A> compact_theta_sketch_alloc<A>::deserialize_v1(</div> |
| <div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  uint8_t, std::istream& is, uint64_t seed, <span class="keyword">const</span> A& allocator)</div> |
| <div class="line"><a name="l00566"></a><span class="lineno"> 566</span> {</div> |
| <div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="keyword">const</span> <span class="keyword">auto</span> seed_hash = compute_seed_hash(seed);</div> |
| <div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  read<uint8_t>(is); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  read<uint32_t>(is); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="keyword">const</span> <span class="keyword">auto</span> num_entries = read<uint32_t>(is);</div> |
| <div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  read<uint32_t>(is); <span class="comment">//unused</span></div> |
| <div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keyword">const</span> <span class="keyword">auto</span> theta = read<uint64_t>(is);</div> |
| <div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  std::vector<uint64_t, A> entries(num_entries, 0, allocator);</div> |
| <div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="keywordtype">bool</span> is_empty = (num_entries == 0) && (theta == <a class="code" href="namespacedatasketches_1_1theta__constants.html#ae3243c6bd90c8d8577c32b86100d97ad">theta_constants::MAX_THETA</a>);</div> |
| <div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="keywordflow">if</span> (!is_empty) read(is, entries.data(), <span class="keyword">sizeof</span>(uint64_t) * entries.size());</div> |
| <div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordflow">if</span> (!is.good()) <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"error reading from std::istream"</span>);</div> |
| <div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="keywordflow">return</span> compact_theta_sketch_alloc(is_empty, <span class="keyword">true</span>, seed_hash, theta, std::move(entries));</div> |
| <div class="line"><a name="l00578"></a><span class="lineno"> 578</span> }</div> |
| <div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  </div> |
| <div class="line"><a name="l00580"></a><span class="lineno"> 580</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00581"></a><span class="lineno"> 581</span> compact_theta_sketch_alloc<A> compact_theta_sketch_alloc<A>::deserialize_v2(</div> |
| <div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  uint8_t preamble_longs, std::istream& is, uint64_t seed, <span class="keyword">const</span> A& allocator)</div> |
| <div class="line"><a name="l00583"></a><span class="lineno"> 583</span> {</div> |
| <div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  read<uint8_t>(is); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  read<uint16_t>(is); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  <span class="keyword">const</span> uint16_t seed_hash = read<uint16_t>(is);</div> |
| <div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  checker<true>::check_seed_hash(seed_hash, compute_seed_hash(seed));</div> |
| <div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="keywordflow">if</span> (preamble_longs == 1) {</div> |
| <div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="keywordflow">if</span> (!is.good()) <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"error reading from std::istream"</span>);</div> |
| <div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  std::vector<uint64_t, A> entries(0, 0, allocator);</div> |
| <div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <span class="keywordflow">return</span> compact_theta_sketch_alloc(<span class="keyword">true</span>, <span class="keyword">true</span>, seed_hash, <a class="code" href="namespacedatasketches_1_1theta__constants.html#ae3243c6bd90c8d8577c32b86100d97ad">theta_constants::MAX_THETA</a>, std::move(entries));</div> |
| <div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (preamble_longs == 2) {</div> |
| <div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="keyword">const</span> uint32_t num_entries = read<uint32_t>(is);</div> |
| <div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  read<uint32_t>(is); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  std::vector<uint64_t, A> entries(num_entries, 0, allocator);</div> |
| <div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <span class="keywordflow">if</span> (num_entries == 0) {</div> |
| <div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="keywordflow">return</span> compact_theta_sketch_alloc(<span class="keyword">true</span>, <span class="keyword">true</span>, seed_hash, <a class="code" href="namespacedatasketches_1_1theta__constants.html#ae3243c6bd90c8d8577c32b86100d97ad">theta_constants::MAX_THETA</a>, std::move(entries));</div> |
| <div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  }</div> |
| <div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  read(is, entries.data(), entries.size() * <span class="keyword">sizeof</span>(uint64_t));</div> |
| <div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="keywordflow">if</span> (!is.good()) <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"error reading from std::istream"</span>);</div> |
| <div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="keywordflow">return</span> compact_theta_sketch_alloc(<span class="keyword">false</span>, <span class="keyword">true</span>, seed_hash, <a class="code" href="namespacedatasketches_1_1theta__constants.html#ae3243c6bd90c8d8577c32b86100d97ad">theta_constants::MAX_THETA</a>, std::move(entries));</div> |
| <div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (preamble_longs == 3) {</div> |
| <div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  <span class="keyword">const</span> uint32_t num_entries = read<uint32_t>(is);</div> |
| <div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  read<uint32_t>(is); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="keyword">const</span> <span class="keyword">auto</span> theta = read<uint64_t>(is);</div> |
| <div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keywordtype">bool</span> is_empty = (num_entries == 0) && (theta == <a class="code" href="namespacedatasketches_1_1theta__constants.html#ae3243c6bd90c8d8577c32b86100d97ad">theta_constants::MAX_THETA</a>);</div> |
| <div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  std::vector<uint64_t, A> entries(num_entries, 0, allocator);</div> |
| <div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <span class="keywordflow">if</span> (is_empty) {</div> |
| <div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <span class="keywordflow">if</span> (!is.good()) <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"error reading from std::istream"</span>);</div> |
| <div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  <span class="keywordflow">return</span> compact_theta_sketch_alloc(<span class="keyword">true</span>, <span class="keyword">true</span>, seed_hash, theta, std::move(entries));</div> |
| <div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  read(is, entries.data(), <span class="keyword">sizeof</span>(uint64_t) * entries.size());</div> |
| <div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <span class="keywordflow">if</span> (!is.good()) <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"error reading from std::istream"</span>);</div> |
| <div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="keywordflow">return</span> compact_theta_sketch_alloc(<span class="keyword">false</span>, <span class="keyword">true</span>, seed_hash, theta, std::move(entries));</div> |
| <div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  }</div> |
| <div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <span class="keywordflow">throw</span> std::invalid_argument(std::to_string(preamble_longs) + <span class="stringliteral">" longs of premable, but expected 1, 2, or 3"</span>);</div> |
| <div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  }</div> |
| <div class="line"><a name="l00619"></a><span class="lineno"> 619</span> }</div> |
| <div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  </div> |
| <div class="line"><a name="l00621"></a><span class="lineno"> 621</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00622"></a><span class="lineno"> 622</span> compact_theta_sketch_alloc<A> compact_theta_sketch_alloc<A>::deserialize_v3(</div> |
| <div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  uint8_t preamble_longs, std::istream& is, uint64_t seed, <span class="keyword">const</span> A& allocator)</div> |
| <div class="line"><a name="l00624"></a><span class="lineno"> 624</span> {</div> |
| <div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  read<uint16_t>(is); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  <span class="keyword">const</span> <span class="keyword">auto</span> flags_byte = read<uint8_t>(is);</div> |
| <div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="keyword">const</span> <span class="keyword">auto</span> seed_hash = read<uint16_t>(is);</div> |
| <div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> is_empty = flags_byte & (1 << flags::IS_EMPTY);</div> |
| <div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <span class="keywordflow">if</span> (!is_empty) checker<true>::check_seed_hash(seed_hash, compute_seed_hash(seed));</div> |
| <div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  uint64_t theta = <a class="code" href="namespacedatasketches_1_1theta__constants.html#ae3243c6bd90c8d8577c32b86100d97ad">theta_constants::MAX_THETA</a>;</div> |
| <div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  uint32_t num_entries = 0;</div> |
| <div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="keywordflow">if</span> (!is_empty) {</div> |
| <div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="keywordflow">if</span> (preamble_longs == 1) {</div> |
| <div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  num_entries = 1;</div> |
| <div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  num_entries = read<uint32_t>(is);</div> |
| <div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  read<uint32_t>(is); <span class="comment">// unused</span></div> |
| <div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keywordflow">if</span> (preamble_longs > 2) theta = read<uint64_t>(is);</div> |
| <div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  }</div> |
| <div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  }</div> |
| <div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  std::vector<uint64_t, A> entries(num_entries, 0, allocator);</div> |
| <div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="keywordflow">if</span> (!is_empty) read(is, entries.data(), <span class="keyword">sizeof</span>(uint64_t) * entries.size());</div> |
| <div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> is_ordered = flags_byte & (1 << flags::IS_ORDERED);</div> |
| <div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  <span class="keywordflow">if</span> (!is.good()) <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"error reading from std::istream"</span>);</div> |
| <div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  <span class="keywordflow">return</span> compact_theta_sketch_alloc(is_empty, is_ordered, seed_hash, theta, std::move(entries));</div> |
| <div class="line"><a name="l00646"></a><span class="lineno"> 646</span> }</div> |
| <div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  </div> |
| <div class="line"><a name="l00648"></a><span class="lineno"> 648</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00649"></a><span class="lineno"> 649</span> compact_theta_sketch_alloc<A> compact_theta_sketch_alloc<A>::deserialize_v4(</div> |
| <div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  uint8_t preamble_longs, std::istream& is, uint64_t seed, <span class="keyword">const</span> A& allocator)</div> |
| <div class="line"><a name="l00651"></a><span class="lineno"> 651</span> {</div> |
| <div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  <span class="keyword">const</span> <span class="keyword">auto</span> entry_bits = read<uint8_t>(is);</div> |
| <div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  <span class="keyword">const</span> <span class="keyword">auto</span> num_entries_bytes = read<uint8_t>(is);</div> |
| <div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  <span class="keyword">const</span> <span class="keyword">auto</span> flags_byte = read<uint8_t>(is);</div> |
| <div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  <span class="keyword">const</span> <span class="keyword">auto</span> seed_hash = read<uint16_t>(is);</div> |
| <div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> is_empty = flags_byte & (1 << flags::IS_EMPTY);</div> |
| <div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  <span class="keywordflow">if</span> (!is_empty) checker<true>::check_seed_hash(seed_hash, compute_seed_hash(seed));</div> |
| <div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  uint64_t theta = <a class="code" href="namespacedatasketches_1_1theta__constants.html#ae3243c6bd90c8d8577c32b86100d97ad">theta_constants::MAX_THETA</a>;</div> |
| <div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <span class="keywordflow">if</span> (preamble_longs > 1) theta = read<uint64_t>(is);</div> |
| <div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  uint32_t num_entries = 0;</div> |
| <div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < num_entries_bytes; ++i) {</div> |
| <div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  num_entries |= read<uint8_t>(is) << (i << 3);</div> |
| <div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  }</div> |
| <div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  vector_bytes buffer(entry_bits, 0, allocator); <span class="comment">// block of 8 entries takes entry_bits bytes</span></div> |
| <div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  std::vector<uint64_t, A> entries(num_entries, 0, allocator);</div> |
| <div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  </div> |
| <div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  <span class="comment">// unpack blocks of 8 deltas</span></div> |
| <div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  <span class="keywordtype">unsigned</span> i;</div> |
| <div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  <span class="keywordflow">for</span> (i = 0; i + 7 < num_entries; i += 8) {</div> |
| <div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  read(is, buffer.data(), buffer.size());</div> |
| <div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  unpack_bits_block8(&entries[i], buffer.data(), entry_bits);</div> |
| <div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  }</div> |
| <div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  <span class="comment">// unpack extra deltas if fewer than 8 of them left</span></div> |
| <div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  <span class="keywordflow">if</span> (i < num_entries) read(is, buffer.data(), whole_bytes_to_hold_bits((num_entries - i) * entry_bits));</div> |
| <div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <span class="keywordflow">if</span> (!is.good()) <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"error reading from std::istream"</span>);</div> |
| <div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <span class="keyword">const</span> uint8_t* ptr = buffer.data();</div> |
| <div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  uint8_t offset = 0;</div> |
| <div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  <span class="keywordflow">for</span> (; i < num_entries; ++i) {</div> |
| <div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  offset = unpack_bits(entries[i], entry_bits, ptr, offset);</div> |
| <div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  }</div> |
| <div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="comment">// undo deltas</span></div> |
| <div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  uint64_t previous = 0;</div> |
| <div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  <span class="keywordflow">for</span> (i = 0; i < num_entries; ++i) {</div> |
| <div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  entries[i] += previous;</div> |
| <div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  previous = entries[i];</div> |
| <div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  }</div> |
| <div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> is_ordered = flags_byte & (1 << flags::IS_ORDERED);</div> |
| <div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  <span class="keywordflow">return</span> compact_theta_sketch_alloc(is_empty, is_ordered, seed_hash, theta, std::move(entries));</div> |
| <div class="line"><a name="l00689"></a><span class="lineno"> 689</span> }</div> |
| <div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  </div> |
| <div class="line"><a name="l00691"></a><span class="lineno"> 691</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00692"></a><span class="lineno"> 692</span> compact_theta_sketch_alloc<A> <a class="code" href="classdatasketches_1_1compact__theta__sketch__alloc.html#a8fd020f8f0f495f6adee994e872b9883">compact_theta_sketch_alloc<A>::deserialize</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* bytes, <span class="keywordtype">size_t</span> size, uint64_t seed, <span class="keyword">const</span> A& allocator) {</div> |
| <div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  <span class="keyword">auto</span> data = compact_theta_sketch_parser<true>::parse(bytes, size, seed, <span class="keyword">false</span>);</div> |
| <div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  <span class="keywordflow">if</span> (data.entry_bits == 64) { <span class="comment">// versions 1 to 3</span></div> |
| <div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  <span class="keyword">const</span> uint64_t* entries = <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint64_t*<span class="keyword">></span>(data.entries_start_ptr);</div> |
| <div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <span class="keywordflow">return</span> compact_theta_sketch_alloc(data.is_empty, data.is_ordered, data.seed_hash, data.theta,</div> |
| <div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  std::vector<uint64_t, A>(entries, entries + data.num_entries, allocator));</div> |
| <div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  } <span class="keywordflow">else</span> { <span class="comment">// version 4</span></div> |
| <div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  std::vector<uint64_t, A> entries(data.num_entries, 0, allocator);</div> |
| <div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  <span class="keyword">const</span> uint8_t* ptr = <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint8_t*<span class="keyword">></span>(data.entries_start_ptr);</div> |
| <div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  <span class="comment">// unpack blocks of 8 deltas</span></div> |
| <div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  <span class="keywordtype">unsigned</span> i;</div> |
| <div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <span class="keywordflow">for</span> (i = 0; i + 7 < data.num_entries; i += 8) {</div> |
| <div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  unpack_bits_block8(&entries[i], ptr, data.entry_bits);</div> |
| <div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  ptr += data.entry_bits;</div> |
| <div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  }</div> |
| <div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  <span class="comment">// unpack extra deltas if fewer than 8 of them left</span></div> |
| <div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  uint8_t offset = 0;</div> |
| <div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  <span class="keywordflow">for</span> (; i < data.num_entries; ++i) {</div> |
| <div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  offset = unpack_bits(entries[i], data.entry_bits, ptr, offset);</div> |
| <div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  }</div> |
| <div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  <span class="comment">// undo deltas</span></div> |
| <div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  uint64_t previous = 0;</div> |
| <div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="keywordflow">for</span> (i = 0; i < data.num_entries; ++i) {</div> |
| <div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  entries[i] += previous;</div> |
| <div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  previous = entries[i];</div> |
| <div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  }</div> |
| <div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  <span class="keywordflow">return</span> compact_theta_sketch_alloc(data.is_empty, data.is_ordered, data.seed_hash, data.theta, std::move(entries));</div> |
| <div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  }</div> |
| <div class="line"><a name="l00720"></a><span class="lineno"> 720</span> }</div> |
| <div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  </div> |
| <div class="line"><a name="l00722"></a><span class="lineno"> 722</span> <span class="comment">// wrapped compact sketch</span></div> |
| <div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  </div> |
| <div class="line"><a name="l00724"></a><span class="lineno"> 724</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00725"></a><span class="lineno"> 725</span> wrapped_compact_theta_sketch_alloc<A>::wrapped_compact_theta_sketch_alloc(<span class="keyword">const</span> data_type& data):</div> |
| <div class="line"><a name="l00726"></a><span class="lineno"> 726</span> data_(data)</div> |
| <div class="line"><a name="l00727"></a><span class="lineno"> 727</span> {}</div> |
| <div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  </div> |
| <div class="line"><a name="l00729"></a><span class="lineno"> 729</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00730"></a><span class="lineno"><a class="line" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a7c8fcc5351cb17b746aef835e65b403a"> 730</a></span> <span class="keyword">const</span> <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html">wrapped_compact_theta_sketch_alloc<A></a> <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a7c8fcc5351cb17b746aef835e65b403a">wrapped_compact_theta_sketch_alloc<A>::wrap</a>(<span class="keyword">const</span> <span class="keywordtype">void</span>* bytes, <span class="keywordtype">size_t</span> size, uint64_t seed, <span class="keywordtype">bool</span> dump_on_error) {</div> |
| <div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  <span class="keywordflow">return</span> <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html">wrapped_compact_theta_sketch_alloc</a>(compact_theta_sketch_parser<true>::parse(bytes, size, seed, dump_on_error));</div> |
| <div class="line"><a name="l00732"></a><span class="lineno"> 732</span> }</div> |
| <div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  </div> |
| <div class="line"><a name="l00734"></a><span class="lineno"> 734</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00735"></a><span class="lineno"><a class="line" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a9d85cf47c4ecd0580ec623c42006dd1b"> 735</a></span> A <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a9d85cf47c4ecd0580ec623c42006dd1b">wrapped_compact_theta_sketch_alloc<A>::get_allocator</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <span class="keywordflow">return</span> A();</div> |
| <div class="line"><a name="l00737"></a><span class="lineno"> 737</span> }</div> |
| <div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  </div> |
| <div class="line"><a name="l00739"></a><span class="lineno"> 739</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00740"></a><span class="lineno"><a class="line" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a5a2b7a58dc85678d08752945ff655362"> 740</a></span> <span class="keywordtype">bool</span> <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a5a2b7a58dc85678d08752945ff655362">wrapped_compact_theta_sketch_alloc<A>::is_empty</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  <span class="keywordflow">return</span> data_.is_empty;</div> |
| <div class="line"><a name="l00742"></a><span class="lineno"> 742</span> }</div> |
| <div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  </div> |
| <div class="line"><a name="l00744"></a><span class="lineno"> 744</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00745"></a><span class="lineno"><a class="line" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a5f5b393314c0c1819f79b73232a506e8"> 745</a></span> <span class="keywordtype">bool</span> <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a5f5b393314c0c1819f79b73232a506e8">wrapped_compact_theta_sketch_alloc<A>::is_ordered</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  <span class="keywordflow">return</span> data_.is_ordered;</div> |
| <div class="line"><a name="l00747"></a><span class="lineno"> 747</span> }</div> |
| <div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  </div> |
| <div class="line"><a name="l00749"></a><span class="lineno"> 749</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00750"></a><span class="lineno"><a class="line" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a2b072fe55377eb51a6ee477827fc3b95"> 750</a></span> uint64_t <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a2b072fe55377eb51a6ee477827fc3b95">wrapped_compact_theta_sketch_alloc<A>::get_theta64</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="keywordflow">return</span> data_.theta;</div> |
| <div class="line"><a name="l00752"></a><span class="lineno"> 752</span> }</div> |
| <div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  </div> |
| <div class="line"><a name="l00754"></a><span class="lineno"> 754</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00755"></a><span class="lineno"><a class="line" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a31fa76458d81a17dbebfcb828e531f14"> 755</a></span> uint32_t <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a31fa76458d81a17dbebfcb828e531f14">wrapped_compact_theta_sketch_alloc<A>::get_num_retained</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <span class="keywordflow">return</span> data_.num_entries;</div> |
| <div class="line"><a name="l00757"></a><span class="lineno"> 757</span> }</div> |
| <div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  </div> |
| <div class="line"><a name="l00759"></a><span class="lineno"> 759</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00760"></a><span class="lineno"><a class="line" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a6f69b50bc13da11d255d0e583e2376ba"> 760</a></span> uint16_t <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a6f69b50bc13da11d255d0e583e2376ba">wrapped_compact_theta_sketch_alloc<A>::get_seed_hash</a>()<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  <span class="keywordflow">return</span> data_.seed_hash;</div> |
| <div class="line"><a name="l00762"></a><span class="lineno"> 762</span> }</div> |
| <div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  </div> |
| <div class="line"><a name="l00764"></a><span class="lineno"> 764</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00765"></a><span class="lineno"><a class="line" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#ad5c959a538216a09ab28c5283585956c"> 765</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#ad5c959a538216a09ab28c5283585956c">wrapped_compact_theta_sketch_alloc<A>::begin</a>() const -> const_iterator {</div> |
| <div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keywordflow">return</span> const_iterator(data_.entries_start_ptr, data_.entry_bits, data_.num_entries, 0);</div> |
| <div class="line"><a name="l00767"></a><span class="lineno"> 767</span> }</div> |
| <div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  </div> |
| <div class="line"><a name="l00769"></a><span class="lineno"> 769</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00770"></a><span class="lineno"><a class="line" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#ae11e60e117300685401961e36f196f7a"> 770</a></span> <span class="keyword">auto</span> <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#ae11e60e117300685401961e36f196f7a">wrapped_compact_theta_sketch_alloc<A>::end</a>() const -> const_iterator {</div> |
| <div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <span class="keywordflow">return</span> const_iterator(data_.entries_start_ptr, data_.entry_bits, data_.num_entries, data_.num_entries);</div> |
| <div class="line"><a name="l00772"></a><span class="lineno"> 772</span> }</div> |
| <div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  </div> |
| <div class="line"><a name="l00774"></a><span class="lineno"> 774</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00775"></a><span class="lineno"> 775</span> <span class="keywordtype">void</span> <a class="code" href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html">wrapped_compact_theta_sketch_alloc<A>::print_specifics</a>(std::ostringstream&)<span class="keyword"> const </span>{}</div> |
| <div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  </div> |
| <div class="line"><a name="l00777"></a><span class="lineno"> 777</span> <span class="keyword">template</span><<span class="keyword">typename</span> A></div> |
| <div class="line"><a name="l00778"></a><span class="lineno"> 778</span> <span class="keywordtype">void</span> wrapped_compact_theta_sketch_alloc<A>::print_items(std::ostringstream& os)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  os << <span class="stringliteral">"### Retained entries"</span> << std::endl;</div> |
| <div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> hash: *<span class="keyword">this</span>) {</div> |
| <div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  os << hash << std::endl;</div> |
| <div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  }</div> |
| <div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  os << <span class="stringliteral">"### End retained entries"</span> << std::endl;</div> |
| <div class="line"><a name="l00784"></a><span class="lineno"> 784</span> }</div> |
| <div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  </div> |
| <div class="line"><a name="l00786"></a><span class="lineno"> 786</span> <span class="comment">// assumes index == 0 or index == num_entries</span></div> |
| <div class="line"><a name="l00787"></a><span class="lineno"> 787</span> <span class="keyword">template</span><<span class="keyword">typename</span> Allocator></div> |
| <div class="line"><a name="l00788"></a><span class="lineno"> 788</span> wrapped_compact_theta_sketch_alloc<Allocator>::const_iterator::const_iterator(</div> |
| <div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  <span class="keyword">const</span> <span class="keywordtype">void</span>* ptr, uint8_t entry_bits, uint32_t num_entries, uint32_t index):</div> |
| <div class="line"><a name="l00790"></a><span class="lineno"> 790</span> ptr_(ptr),</div> |
| <div class="line"><a name="l00791"></a><span class="lineno"> 791</span> entry_bits_(entry_bits),</div> |
| <div class="line"><a name="l00792"></a><span class="lineno"> 792</span> num_entries_(num_entries),</div> |
| <div class="line"><a name="l00793"></a><span class="lineno"> 793</span> index_(index),</div> |
| <div class="line"><a name="l00794"></a><span class="lineno"> 794</span> previous_(0),</div> |
| <div class="line"><a name="l00795"></a><span class="lineno"> 795</span> is_block_mode_(num_entries_ >= 8),</div> |
| <div class="line"><a name="l00796"></a><span class="lineno"> 796</span> buf_i_(0),</div> |
| <div class="line"><a name="l00797"></a><span class="lineno"> 797</span> offset_(0)</div> |
| <div class="line"><a name="l00798"></a><span class="lineno"> 798</span> {</div> |
| <div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="keywordflow">if</span> (entry_bits == 64) { <span class="comment">// no compression</span></div> |
| <div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  ptr_ = <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint64_t*<span class="keyword">></span>(ptr) + index;</div> |
| <div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (index < num_entries) {</div> |
| <div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  <span class="keywordflow">if</span> (is_block_mode_) {</div> |
| <div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  unpack_bits_block8(buffer_, <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint8_t*<span class="keyword">></span>(ptr_), entry_bits_);</div> |
| <div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  ptr_ = <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint8_t*<span class="keyword">></span>(ptr_) + entry_bits_;</div> |
| <div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < 8; ++i) {</div> |
| <div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  buffer_[i] += previous_;</div> |
| <div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  previous_ = buffer_[i];</div> |
| <div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  }</div> |
| <div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  offset_ = unpack_bits(buffer_[0], entry_bits_, <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint8_t*&<span class="keyword">></span>(ptr_), offset_);</div> |
| <div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  buffer_[0] += previous_;</div> |
| <div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  previous_ = buffer_[0];</div> |
| <div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  }</div> |
| <div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  }</div> |
| <div class="line"><a name="l00815"></a><span class="lineno"> 815</span> }</div> |
| <div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  </div> |
| <div class="line"><a name="l00817"></a><span class="lineno"> 817</span> <span class="keyword">template</span><<span class="keyword">typename</span> Allocator></div> |
| <div class="line"><a name="l00818"></a><span class="lineno"> 818</span> <span class="keyword">auto</span> wrapped_compact_theta_sketch_alloc<Allocator>::const_iterator::operator++() -> const_iterator& {</div> |
| <div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  <span class="keywordflow">if</span> (entry_bits_ == 64) { <span class="comment">// no compression</span></div> |
| <div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  ptr_ = <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint64_t*<span class="keyword">></span>(ptr_) + 1;</div> |
| <div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  }</div> |
| <div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  ++index_;</div> |
| <div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  <span class="keywordflow">if</span> (index_ < num_entries_) {</div> |
| <div class="line"><a name="l00825"></a><span class="lineno"> 825</span>  <span class="keywordflow">if</span> (is_block_mode_) {</div> |
| <div class="line"><a name="l00826"></a><span class="lineno"> 826</span>  ++buf_i_;</div> |
| <div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  <span class="keywordflow">if</span> (buf_i_ == 8) {</div> |
| <div class="line"><a name="l00828"></a><span class="lineno"> 828</span>  buf_i_ = 0;</div> |
| <div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  <span class="keywordflow">if</span> (index_ + 8 < num_entries_) {</div> |
| <div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  unpack_bits_block8(buffer_, <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint8_t*<span class="keyword">></span>(ptr_), entry_bits_);</div> |
| <div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  ptr_ = <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint8_t*<span class="keyword">></span>(ptr_) + entry_bits_;</div> |
| <div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < 8; ++i) {</div> |
| <div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  buffer_[i] += previous_;</div> |
| <div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  previous_ = buffer_[i];</div> |
| <div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  }</div> |
| <div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  is_block_mode_ = <span class="keyword">false</span>;</div> |
| <div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  offset_ = unpack_bits(buffer_[0], entry_bits_, <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint8_t*&<span class="keyword">></span>(ptr_), offset_);</div> |
| <div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  buffer_[0] += previous_;</div> |
| <div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  previous_ = buffer_[0];</div> |
| <div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  }</div> |
| <div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  }</div> |
| <div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  } <span class="keywordflow">else</span> {</div> |
| <div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  offset_ = unpack_bits(buffer_[0], entry_bits_, <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint8_t*&<span class="keyword">></span>(ptr_), offset_);</div> |
| <div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  buffer_[0] += previous_;</div> |
| <div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  previous_ = buffer_[0];</div> |
| <div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  }</div> |
| <div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  }</div> |
| <div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> |
| <div class="line"><a name="l00850"></a><span class="lineno"> 850</span> }</div> |
| <div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  </div> |
| <div class="line"><a name="l00852"></a><span class="lineno"> 852</span> <span class="keyword">template</span><<span class="keyword">typename</span> Allocator></div> |
| <div class="line"><a name="l00853"></a><span class="lineno"> 853</span> <span class="keyword">auto</span> wrapped_compact_theta_sketch_alloc<Allocator>::const_iterator::operator++(<span class="keywordtype">int</span>) -> const_iterator {</div> |
| <div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  const_iterator tmp(*<span class="keyword">this</span>);</div> |
| <div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  operator++();</div> |
| <div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  <span class="keywordflow">return</span> tmp;</div> |
| <div class="line"><a name="l00857"></a><span class="lineno"> 857</span> }</div> |
| <div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  </div> |
| <div class="line"><a name="l00859"></a><span class="lineno"> 859</span> <span class="keyword">template</span><<span class="keyword">typename</span> Allocator></div> |
| <div class="line"><a name="l00860"></a><span class="lineno"> 860</span> <span class="keywordtype">bool</span> wrapped_compact_theta_sketch_alloc<Allocator>::const_iterator::operator!=(<span class="keyword">const</span> const_iterator& other)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  <span class="keywordflow">if</span> (entry_bits_ == 64) <span class="keywordflow">return</span> ptr_ != other.ptr_;</div> |
| <div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  <span class="keywordflow">return</span> index_ != other.index_;</div> |
| <div class="line"><a name="l00863"></a><span class="lineno"> 863</span> }</div> |
| <div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  </div> |
| <div class="line"><a name="l00865"></a><span class="lineno"> 865</span> <span class="keyword">template</span><<span class="keyword">typename</span> Allocator></div> |
| <div class="line"><a name="l00866"></a><span class="lineno"> 866</span> <span class="keywordtype">bool</span> wrapped_compact_theta_sketch_alloc<Allocator>::const_iterator::operator==(<span class="keyword">const</span> const_iterator& other)<span class="keyword"> const </span>{</div> |
| <div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  <span class="keywordflow">if</span> (entry_bits_ == 64) <span class="keywordflow">return</span> ptr_ == other.ptr_;</div> |
| <div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  <span class="keywordflow">return</span> index_ == other.index_;</div> |
| <div class="line"><a name="l00869"></a><span class="lineno"> 869</span> }</div> |
| <div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  </div> |
| <div class="line"><a name="l00871"></a><span class="lineno"> 871</span> <span class="keyword">template</span><<span class="keyword">typename</span> Allocator></div> |
| <div class="line"><a name="l00872"></a><span class="lineno"> 872</span> <span class="keyword">auto</span> wrapped_compact_theta_sketch_alloc<Allocator>::const_iterator::operator*() const -> reference {</div> |
| <div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  <span class="keywordflow">if</span> (entry_bits_ == 64) <span class="keywordflow">return</span> *<span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint64_t*<span class="keyword">></span>(ptr_);</div> |
| <div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  <span class="keywordflow">return</span> buffer_[buf_i_];</div> |
| <div class="line"><a name="l00875"></a><span class="lineno"> 875</span> }</div> |
| <div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  </div> |
| <div class="line"><a name="l00877"></a><span class="lineno"> 877</span> <span class="keyword">template</span><<span class="keyword">typename</span> Allocator></div> |
| <div class="line"><a name="l00878"></a><span class="lineno"> 878</span> <span class="keyword">auto</span> wrapped_compact_theta_sketch_alloc<Allocator>::const_iterator::operator->() const -> pointer {</div> |
| <div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  <span class="keywordflow">if</span> (entry_bits_ == 64) <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast<</span><span class="keyword">const </span>uint64_t*<span class="keyword">></span>(ptr_);</div> |
| <div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  <span class="keywordflow">return</span> buffer_ + buf_i_;</div> |
| <div class="line"><a name="l00881"></a><span class="lineno"> 881</span> }</div> |
| <div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  </div> |
| <div class="line"><a name="l00883"></a><span class="lineno"> 883</span> } <span class="comment">/* namespace datasketches */</span></div> |
| <div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  </div> |
| <div class="line"><a name="l00885"></a><span class="lineno"> 885</span> <span class="preprocessor">#endif</span></div> |
| <div class="ttc" id="aclassdatasketches_1_1base__theta__sketch__alloc_html_a2afb71f2ef2d82290be4c8eafc08f2a2"><div class="ttname"><a href="classdatasketches_1_1base__theta__sketch__alloc.html#a2afb71f2ef2d82290be4c8eafc08f2a2">datasketches::base_theta_sketch_alloc::get_estimate</a></div><div class="ttdeci">double get_estimate() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:47</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1base__theta__sketch__alloc_html_a2e5c990494331d901c3b38cd4eb316e6"><div class="ttname"><a href="classdatasketches_1_1base__theta__sketch__alloc.html#a2e5c990494331d901c3b38cd4eb316e6">datasketches::base_theta_sketch_alloc::get_lower_bound</a></div><div class="ttdeci">double get_lower_bound(uint8_t num_std_devs) const</div><div class="ttdoc">Returns the approximate lower error bound given a number of standard deviations.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:52</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1base__theta__sketch__alloc_html_a60a5fe73c86554c313705666f8fb227a"><div class="ttname"><a href="classdatasketches_1_1base__theta__sketch__alloc.html#a60a5fe73c86554c313705666f8fb227a">datasketches::base_theta_sketch_alloc::to_string</a></div><div class="ttdeci">virtual string< Allocator > to_string(bool print_items=false) const</div><div class="ttdoc">Provides a human-readable summary of this sketch as a string.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:64</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1base__theta__sketch__alloc_html_aa408e90fef0f988eca7d132875c7c7e1"><div class="ttname"><a href="classdatasketches_1_1base__theta__sketch__alloc.html#aa408e90fef0f988eca7d132875c7c7e1">datasketches::base_theta_sketch_alloc::get_upper_bound</a></div><div class="ttdeci">double get_upper_bound(uint8_t num_std_devs) const</div><div class="ttdoc">Returns the approximate upper error bound given a number of standard deviations.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:58</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1base__theta__sketch__alloc_html_aa784d7f8ac02e9c4e26e7fe9f177a7aa"><div class="ttname"><a href="classdatasketches_1_1base__theta__sketch__alloc.html#aa784d7f8ac02e9c4e26e7fe9f177a7aa">datasketches::base_theta_sketch_alloc::get_theta</a></div><div class="ttdeci">double get_theta() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:41</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1base__theta__sketch__alloc_html_ae95a04b1d7dccb3d9b3f3c3d087aa8e6"><div class="ttname"><a href="classdatasketches_1_1base__theta__sketch__alloc.html#ae95a04b1d7dccb3d9b3f3c3d087aa8e6">datasketches::base_theta_sketch_alloc::is_estimation_mode</a></div><div class="ttdeci">bool is_estimation_mode() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:36</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html">datasketches::compact_theta_sketch_alloc</a></div><div class="ttdoc">Compact Theta sketch.</div><div class="ttdef"><b>Definition:</b> theta_sketch.hpp:359</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_a0eaea2a9894acb7b92f5c3f3224c618c"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#a0eaea2a9894acb7b92f5c3f3224c618c">datasketches::compact_theta_sketch_alloc::compact_theta_sketch_alloc</a></div><div class="ttdeci">compact_theta_sketch_alloc(const Other &other, bool ordered)</div><div class="ttdoc">Copy constructor.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:267</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_a1bcdd98ee6e6eb9b501b8dc5de5e8924"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#a1bcdd98ee6e6eb9b501b8dc5de5e8924">datasketches::compact_theta_sketch_alloc::serialize</a></div><div class="ttdeci">void serialize(std::ostream &os) const</div><div class="ttdoc">This method serializes the sketch into a given stream in a binary form.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:345</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_a2b072fe55377eb51a6ee477827fc3b95"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#a2b072fe55377eb51a6ee477827fc3b95">datasketches::compact_theta_sketch_alloc::get_theta64</a></div><div class="ttdeci">virtual uint64_t get_theta64() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:307</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_a31fa76458d81a17dbebfcb828e531f14"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#a31fa76458d81a17dbebfcb828e531f14">datasketches::compact_theta_sketch_alloc::get_num_retained</a></div><div class="ttdeci">virtual uint32_t get_num_retained() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:312</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_a5a2b7a58dc85678d08752945ff655362"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#a5a2b7a58dc85678d08752945ff655362">datasketches::compact_theta_sketch_alloc::is_empty</a></div><div class="ttdeci">virtual bool is_empty() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:297</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_a5f5b393314c0c1819f79b73232a506e8"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#a5f5b393314c0c1819f79b73232a506e8">datasketches::compact_theta_sketch_alloc::is_ordered</a></div><div class="ttdeci">virtual bool is_ordered() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:302</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_a6f69b50bc13da11d255d0e583e2376ba"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#a6f69b50bc13da11d255d0e583e2376ba">datasketches::compact_theta_sketch_alloc::get_seed_hash</a></div><div class="ttdeci">virtual uint16_t get_seed_hash() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:317</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_a7727305d5e1ec66a181e22c43af9a581"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#a7727305d5e1ec66a181e22c43af9a581">datasketches::compact_theta_sketch_alloc::end</a></div><div class="ttdeci">virtual iterator end()</div><div class="ttdoc">Iterator pointing past the valid range.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:327</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_a8fd020f8f0f495f6adee994e872b9883"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#a8fd020f8f0f495f6adee994e872b9883">datasketches::compact_theta_sketch_alloc::deserialize</a></div><div class="ttdeci">static compact_theta_sketch_alloc deserialize(std::istream &is, uint64_t seed=DEFAULT_SEED, const Allocator &allocator=Allocator())</div><div class="ttdoc">This method deserializes a sketch from a given stream.</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_a9d85cf47c4ecd0580ec623c42006dd1b"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#a9d85cf47c4ecd0580ec623c42006dd1b">datasketches::compact_theta_sketch_alloc::get_allocator</a></div><div class="ttdeci">virtual Allocator get_allocator() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:292</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_ad340191a312ae81cd5aa18e4e0145460"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#ad340191a312ae81cd5aa18e4e0145460">datasketches::compact_theta_sketch_alloc::serialize_compressed</a></div><div class="ttdeci">void serialize_compressed(std::ostream &os) const</div><div class="ttdoc">This method serializes the sketch into a given stream in a compressed binary form.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:404</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1compact__theta__sketch__alloc_html_ad950587c89b4306f927b08b5e5cb7e89"><div class="ttname"><a href="classdatasketches_1_1compact__theta__sketch__alloc.html#ad950587c89b4306f927b08b5e5cb7e89">datasketches::compact_theta_sketch_alloc::begin</a></div><div class="ttdeci">virtual iterator begin()</div><div class="ttdoc">Iterator over hash values in this sketch.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:322</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1theta__base__builder_html"><div class="ttname"><a href="classdatasketches_1_1theta__base__builder.html">datasketches::theta_base_builder</a></div><div class="ttdoc">Theta base builder.</div><div class="ttdef"><b>Definition:</b> theta_update_sketch_base.hpp:97</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1theta__sketch__alloc_html"><div class="ttname"><a href="classdatasketches_1_1theta__sketch__alloc.html">datasketches::theta_sketch_alloc</a></div><div class="ttdoc">Base class for the Theta Sketch, a generalization of the Kth Minimum Value (KMV) sketch.</div><div class="ttdef"><b>Definition:</b> theta_sketch.hpp:127</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_1_1builder_html"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc_1_1builder.html">datasketches::update_theta_sketch_alloc::builder</a></div><div class="ttdoc">Update Theta sketch builder.</div><div class="ttdef"><b>Definition:</b> theta_sketch.hpp:509</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_1_1builder_html_af9a3043edefda59a1b97e7299506a494"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc_1_1builder.html#af9a3043edefda59a1b97e7299506a494">datasketches::update_theta_sketch_alloc::builder::build</a></div><div class="ttdeci">update_theta_sketch_alloc build() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:259</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_html"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc.html">datasketches::update_theta_sketch_alloc</a></div><div class="ttdoc">Update Theta sketch.</div><div class="ttdef"><b>Definition:</b> theta_sketch.hpp:175</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_html_a268ae12a22c9f97b84833e4c39fb2278"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc.html#a268ae12a22c9f97b84833e4c39fb2278">datasketches::update_theta_sketch_alloc::trim</a></div><div class="ttdeci">void trim()</div><div class="ttdoc">Remove retained entries in excess of the nominal size k (if any)</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:212</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_html_a2b072fe55377eb51a6ee477827fc3b95"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc.html#a2b072fe55377eb51a6ee477827fc3b95">datasketches::update_theta_sketch_alloc::get_theta64</a></div><div class="ttdeci">virtual uint64_t get_theta64() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:121</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_html_a5a2b7a58dc85678d08752945ff655362"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc.html#a5a2b7a58dc85678d08752945ff655362">datasketches::update_theta_sketch_alloc::is_empty</a></div><div class="ttdeci">virtual bool is_empty() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:111</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_html_a5f5b393314c0c1819f79b73232a506e8"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc.html#a5f5b393314c0c1819f79b73232a506e8">datasketches::update_theta_sketch_alloc::is_ordered</a></div><div class="ttdeci">virtual bool is_ordered() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:116</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_html_a6f69b50bc13da11d255d0e583e2376ba"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc.html#a6f69b50bc13da11d255d0e583e2376ba">datasketches::update_theta_sketch_alloc::get_seed_hash</a></div><div class="ttdeci">virtual uint16_t get_seed_hash() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:131</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_html_a9d85cf47c4ecd0580ec623c42006dd1b"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc.html#a9d85cf47c4ecd0580ec623c42006dd1b">datasketches::update_theta_sketch_alloc::get_allocator</a></div><div class="ttdeci">virtual Allocator get_allocator() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:106</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_html_ad20897c5c8bd47f5d4005989bead0e55"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc.html#ad20897c5c8bd47f5d4005989bead0e55">datasketches::update_theta_sketch_alloc::reset</a></div><div class="ttdeci">void reset()</div><div class="ttdoc">Reset the sketch to the initial empty state.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:217</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1update__theta__sketch__alloc_html_af865582cdd7f9938251ecb41518ecb99"><div class="ttname"><a href="classdatasketches_1_1update__theta__sketch__alloc.html#af865582cdd7f9938251ecb41518ecb99">datasketches::update_theta_sketch_alloc::update_theta_sketch_alloc</a></div><div class="ttdeci">update_theta_sketch_alloc(const update_theta_sketch_alloc &other)=default</div><div class="ttdoc">Copy constructor.</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1wrapped__compact__theta__sketch__alloc_html"><div class="ttname"><a href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html">datasketches::wrapped_compact_theta_sketch_alloc</a></div><div class="ttdoc">Wrapped Compact Theta sketch.</div><div class="ttdef"><b>Definition:</b> theta_sketch.hpp:526</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1wrapped__compact__theta__sketch__alloc_html_a2b072fe55377eb51a6ee477827fc3b95"><div class="ttname"><a href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a2b072fe55377eb51a6ee477827fc3b95">datasketches::wrapped_compact_theta_sketch_alloc::get_theta64</a></div><div class="ttdeci">uint64_t get_theta64() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:750</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1wrapped__compact__theta__sketch__alloc_html_a31fa76458d81a17dbebfcb828e531f14"><div class="ttname"><a href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a31fa76458d81a17dbebfcb828e531f14">datasketches::wrapped_compact_theta_sketch_alloc::get_num_retained</a></div><div class="ttdeci">uint32_t get_num_retained() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:755</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1wrapped__compact__theta__sketch__alloc_html_a5a2b7a58dc85678d08752945ff655362"><div class="ttname"><a href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a5a2b7a58dc85678d08752945ff655362">datasketches::wrapped_compact_theta_sketch_alloc::is_empty</a></div><div class="ttdeci">bool is_empty() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:740</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1wrapped__compact__theta__sketch__alloc_html_a5f5b393314c0c1819f79b73232a506e8"><div class="ttname"><a href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a5f5b393314c0c1819f79b73232a506e8">datasketches::wrapped_compact_theta_sketch_alloc::is_ordered</a></div><div class="ttdeci">bool is_ordered() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:745</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1wrapped__compact__theta__sketch__alloc_html_a6f69b50bc13da11d255d0e583e2376ba"><div class="ttname"><a href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a6f69b50bc13da11d255d0e583e2376ba">datasketches::wrapped_compact_theta_sketch_alloc::get_seed_hash</a></div><div class="ttdeci">uint16_t get_seed_hash() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:760</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1wrapped__compact__theta__sketch__alloc_html_a7c8fcc5351cb17b746aef835e65b403a"><div class="ttname"><a href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a7c8fcc5351cb17b746aef835e65b403a">datasketches::wrapped_compact_theta_sketch_alloc::wrap</a></div><div class="ttdeci">static const wrapped_compact_theta_sketch_alloc wrap(const void *bytes, size_t size, uint64_t seed=DEFAULT_SEED, bool dump_on_error=false)</div><div class="ttdoc">This method wraps a serialized compact sketch as an array of bytes.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:730</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1wrapped__compact__theta__sketch__alloc_html_a9d85cf47c4ecd0580ec623c42006dd1b"><div class="ttname"><a href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#a9d85cf47c4ecd0580ec623c42006dd1b">datasketches::wrapped_compact_theta_sketch_alloc::get_allocator</a></div><div class="ttdeci">Allocator get_allocator() const</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:735</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1wrapped__compact__theta__sketch__alloc_html_ad5c959a538216a09ab28c5283585956c"><div class="ttname"><a href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#ad5c959a538216a09ab28c5283585956c">datasketches::wrapped_compact_theta_sketch_alloc::begin</a></div><div class="ttdeci">const_iterator begin() const</div><div class="ttdoc">Const iterator over hash values in this sketch.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:765</div></div> |
| <div class="ttc" id="aclassdatasketches_1_1wrapped__compact__theta__sketch__alloc_html_ae11e60e117300685401961e36f196f7a"><div class="ttname"><a href="classdatasketches_1_1wrapped__compact__theta__sketch__alloc.html#ae11e60e117300685401961e36f196f7a">datasketches::wrapped_compact_theta_sketch_alloc::end</a></div><div class="ttdeci">const_iterator end() const</div><div class="ttdoc">Const iterator pointing past the valid range.</div><div class="ttdef"><b>Definition:</b> theta_sketch_impl.hpp:770</div></div> |
| <div class="ttc" id="anamespacedatasketches_1_1theta__constants_html_ae3243c6bd90c8d8577c32b86100d97ad"><div class="ttname"><a href="namespacedatasketches_1_1theta__constants.html#ae3243c6bd90c8d8577c32b86100d97ad">datasketches::theta_constants::MAX_THETA</a></div><div class="ttdeci">const uint64_t MAX_THETA</div><div class="ttdoc">max theta - signed max for compatibility with Java</div><div class="ttdef"><b>Definition:</b> theta_constants.hpp:36</div></div> |
| <div class="ttc" id="anamespacedatasketches_html"><div class="ttname"><a href="namespacedatasketches.html">datasketches</a></div><div class="ttdoc">DataSketches namespace.</div><div class="ttdef"><b>Definition:</b> binomial_bounds.hpp:38</div></div> |
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